Question 4 of 7 (1 point) 3.3 Section Exercise 16 Which score indicates the highest relative...
Which score indicates the highest relative position? Round your answer to two decimal places, if necessary. a. A score of 3.2 on a test with X -4.4 and s1.4 b. A score of 660 on a test with X -820 and s 210. C. A score of 47 on a test with X = 49 and s = 6. The score with the highest relative position is (select) since the (select)' ▼ is highest.
5. Which score indicates the highest relative position? a. A score of 3 on a test with mean 4 and standard deviation b. A score of 610 on a test with mean 780 and standard deviation 100 c. A score of 42 on a test with mean 55 and standard deviation 6
3.3 Section Exercise 22abde Question 6 of 6 (1 point) View problem in a pop-up A fish story: The mean length of one-year-old spotted flounder, in millimeters, is 125 with standard deviation of 18, and the mean length of two-year-old spotted flounder is 164 with a standard deviation of 26. The distribution of flounder lengths is approximately bell-shaped Part 1 out of 4 Anna caught a one-year-old flounder that was 145 millimeters in length. What is the z-score for this...
Question 3 of 16 (1 point) 7.6 Section Exercise 1 Find the monthly payment on the loan. Assume that the term of the loan is 10 years. $6,500 at 6.9% interest; student graduates 3 years and 8 months after loan is acquired; payments deferred for 6 months after graduation. The monthly payment on this loan is S Round your answer to two decimal places, if necessary
Question 3 of 6 (1 point) View problem in a pop-up 3.3 Section Exercise A student graduated from a 4-year college with an outstanding loan of $10,208, where the average debt is $8588 with a standard deviation of $1808. Another student graduated from a university with an outstanding loan of $12,072, where the average of the outstanding loans was $10,365 with a standard deviation of $2124. Part 1 out of 2 Find the corresponding z score for each student. Round...
Question 1 of 5 (1 point) 6.4 Section Exercise 2b Use the normal approximation to the binomial to find the probability for n=50=0.7. and X = 41. Round z-value calculations to 2 decimal places and final answer to 4 decimal places. The probability is
Question 12 of 14 (1 point) Attempt 1 of Unlimited View question in a popup 8.2 Section Exercise 52 (p-value Are you smarter than a second-grader? A random sample of 51 second-graders in a certain school district are given a standardized mathematics skills test. The sample mean score is x = 44. Assume the standard deviation of test scores is o=15. The nationwide average score on this test is 50. The school superintendent wants to know whether the second-graders in...
Question 9 of 11 (1 point) View problem in a pop-up 6.2 Section Exercise 24 (table SAT scores: The mean mathematics SAT score was 498, and the standard deviation was 112. A samo of 63 scores is chosen. Use Table A.2 if needed. Part 5 out of 5 Do you think it would be unusual for an individual to get a score greater than 510? Explain. Assume the variable is normally distributed. It (select) be unusual for an individual to...
Question 5 of 19 (1 point) 6.1 Section Exercise 16 (calc) Find the area under the standard normal distribution curve between z = 1.66 and z = 2.51. Use a graphing calculator and round the answer to four decimal places. The area between the z values is
13-16 (calc) 11.2 Section Exercise Question 8 of 13 (1 point) Compute the least-squares regression line for the given data set. Use a TI-84 calculator. Round final answers to four decimal places, as needed. x 5 7 6 2 1 Download data =1 Regression line equation: